Harris Port-A-Torch With Tanks 4400174

The Harris 4400174 Port-A-Torch is a portable oxy fuel torch kit supplied complete with cylinders.

Oxy fuel equipment delivers substantially more heat than air fuel, which extends what can be brazed and how quickly.

The reason is that burning fuel with pure oxygen rather than air produces a much higher flame temperature and concentrates the heat. Air is mostly nitrogen, which takes no part in combustion and absorbs heat, so an air fuel flame is cooler and more diffuse.

The practical consequence is that oxy fuel equipment can bring larger tube sizes to brazing temperature faster than heat conducts away, which air fuel equipment cannot do above a certain size.

Speed matters beyond convenience. A joint brought to temperature quickly has less heat conducted into surrounding material, which reduces the risk of damaging nearby seals, valves, and existing joints.

The costs are equipment complexity, two cylinders to transport and secure, and the specific hazards of oxygen handling.

Those hazards deserve respect. Oxygen in contact with oil or grease under pressure ignites spontaneously, without any spark or flame. Refrigeration technicians handle compressor oil routinely, which makes this a live concern rather than a theoretical one.

Confirm the kit suits the tube sizes involved, secure cylinders upright at all times, keep all oxygen equipment free of oil and grease, and leak test connections with soap solution before lighting.

Brand

Harris

SKU

4400174

Category

Torch Kits

Weight

34 lbs

Dimensions

24.50" x 12.50" x 10.20"

Price

$725.00

Availability

In stock

Rating

4.7 / 5.0